The Weapon of Asmodeus is an amazing weapon, made out of Ignis-Aurm a.k.a. Devil Metal, an infernal metal,  with rubies and obsidian inlaid in the handle. Asmodeus gives the sword to anybody who has the Armor of Asmodeus. The weapon starts as a longsword, but it can turn into any weapon. The weapon has the following properties:

Properties of the Weapon. The weapon has 50 charges for the following properties:

• You can spend 5 charges to give the weapon of both flame tongue and frostbrand and lasts till dispelled or another effect is started.
• You can spend 5 charges to cast thunderwave at 9th level.
• You can spend 5 charges to give the sword the benefits of dwarven thrower.
• You can spend 5 charges to cast meteor swarm.
• You can spend 5 charges to give the weapon the properties of vorpal sword.
• You can spend 5 charges to cast magic missile.
• You can spend 5 charges to give the weapon the properties of viscous weapon.
• You can spend 5 charges to cast power word kill.
• You can spend 5 charges to cast lightning bolt.
• You gain a +3 bonus to attack rolls and damage rolls made with this weapon.
• On each of your turns you can take a bonus action to attack with the sword.
• While you are attuned to the sword you can summon the sword to your hand.

Proficiency with a Longsword allows you to add your proficiency bonus to the attack roll for any attack you make with it.

Notes: Bonus: Melee Attacks, Bonus: Extra Attacks, evil creature with the Armor of Asmodeus, Combat, Versatile, Sap